United Therapeutics Corporation (UTHR) — Form SCHEDULE 13G/A: Ownership over 5% (passive) (amendment)

Martine A. Rothblatt filed a Schedule 13G/A reporting beneficial ownership of 1,725,721 shares of United Therapeutics Corporation common stock, representing a 4.0% stake as of 09/30/2026. The holding includes shares and exercisable options held directly and indirectly through trusts and charitable organizations.